:

  •  
                                                          

    ( 50 ):


    (WTR - Western Test Range





    (West Shelf Ice)
    (Vest Spitsbergen) ()
    ( )






    () ( . 1938)

    ()




    ( )

    (Zapolska) (1857-1921)
    -


    - ()

    (1905-81)
    (1873-1905)



    ( 1921 )
    (Zapotocky) (1852-1916)
    (1884-1957)
    ( )

    ()



    - (?-1468)




    ""



    ( . beletage)
    :